From da359546283a63f13a0946baa9e86ac7cbebbd15 Mon Sep 17 00:00:00 2001
From: Damien Grisonnet <dgrisonn@redhat.com>
Date: Wed, 18 Aug 2021 17:53:40 +0200
Subject: [PATCH] .github: drop support for 1.20 on main

According to our policy, main branch of kube-prometheus should support
the 2 latest versions of Kubernetes. These changes update the tests and
the compatibility matrix to reflect that.

Signed-off-by: Damien Grisonnet <dgrisonn@redhat.com>
---
 .github/workflows/ci.yaml | 1 -
 README.md                 | 2 +-
 2 files changed, 1 insertion(+), 2 deletions(-)

diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 21a47596..e4b5c79e 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -52,7 +52,6 @@ jobs:
     strategy:
       matrix:
         kind-image:
-          - 'kindest/node:v1.20.7'
           - 'kindest/node:v1.21.1'
           - 'kindest/node:v1.22.0'
     steps:
diff --git a/README.md b/README.md
index 328b9295..2eb2ccfb 100644
--- a/README.md
+++ b/README.md
@@ -112,7 +112,7 @@ The following versions are supported and work as we test against these versions
 | [`release-0.6`](https://github.com/prometheus-operator/kube-prometheus/tree/release-0.6) | ✗               | ✔               | ✗               | ✗               | ✗               |
 | [`release-0.7`](https://github.com/prometheus-operator/kube-prometheus/tree/release-0.7) | ✗               | ✔               | ✔               | ✗               | ✗               |
 | [`release-0.8`](https://github.com/prometheus-operator/kube-prometheus/tree/release-0.8) | ✗               | ✗               | ✔               | ✔               | ✗               |
-| [`HEAD`](https://github.com/prometheus-operator/kube-prometheus/tree/main)               | ✗               | ✗               | ✔               | ✔               | ✔               |
+| [`HEAD`](https://github.com/prometheus-operator/kube-prometheus/tree/main)               | ✗               | ✗               | ✗               | ✔               | ✔               |
 
 ## Quickstart
 
-- 
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